.ys-dropdown{
    display: inline-block;
    position: relative;
    text-align: center;
}
.ys-dropdown-title{
    position: relative;
    height: 40px;
    line-height: 40px;
    padding:0 10px 0 10px;
    cursor: pointer;
}
.ys-dropdown-title .ys-icon-down{
    display: inline-block;
    margin-top: -3px;
    line-height: 24px;
    transition: all 0.35s;
}
.hover-event.ys-dropdown:hover .ys-icon-down,.click-event .ys-show+.ys-dropdown-title.ys-icon-down{
    transform: rotateZ(180deg);
}
.ys-dropdown-menus{
    margin-top: 5px;
    display: none;
    position:absolute;
    left: 0;
    background-color: #fff;
    box-shadow: 0 0 10px #c9c9c9;
    padding: 8px 0;
    min-width:100%;
    text-align: left;
    outline:none;
    z-index: 222;
}
.ys-dropdown-menus:before{
    position: absolute;
    content: '';
    border-left:6px solid transparent;
    border-right:6px solid transparent;
    border-bottom:6px solid #fff;
    top:-6px;
    left: 50%;
    margin-left: -6px;
}
.ys-dropdown-menus>dd{
    padding: 0 10px;
    line-height: 30px;
    white-space: nowrap;
    transition: all 0.35s;
}
.ys-dropdown-menus>dd:hover{
    background-color: #F0F9EB;
    cursor: pointer;
}
.ys-dropdown-menus>dd a{
    display:block;
}
.ys-dropdown-menus>dd.ys-on{
    background-color:#14AE68;
}
.ys-dropdown-menus>dd.ys-on a{
    color:#fff
}
.ys-dropdown-menus-Infinite{
    width: 120px;
    left:50%;
    margin-left: -60px;
    line-height: 40px;
}
.ys-dropdown-menus-Infinite .ys-packedNav-con {
    width:120px;
    left:119px
}